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Archive for the ‘neuroscience’ category: Page 317

Mar 23, 2023

Researchers detail groundbreaking Angelman syndrome development

Posted by in categories: biotech/medical, genetics, neuroscience

Researchers at Texas A&M University have developed the first molecular therapeutic for Angelman syndrome to advance into clinical development.

In a new article, published today in Science Translational Medicine, Dr. Scott Dindot, an associate professor and EDGES Fellow in the Texas A&M School of Veterinary Medicine and Biomedical Sciences’ (VMBS) Department of Veterinary Pathobiology, and his team share the process through which they developed this novel therapeutic candidate, also known as 4.4.PS.L, or GTX-102. Dindot is also the executive director of molecular genetics at Ultragenyx, which is leading the development of GTX-102.

Angelman syndrome (AS) is a devastating, rare neurogenetic disorder that affects approximately 1 in 15,000 per year; the disorder is triggered by a loss of function of the maternal UBE3A gene in the brain, causing , absent speech, movement or balance disorder, and seizures.

Mar 23, 2023

How simple sound and light are treating Alzheimer’s Disease

Posted by in categories: biotech/medical, neuroscience

In this exclusive excerpt from ‘Your Brain on Art,’ we learn how sounds and images are proving to measurably heal the brain.

Mar 23, 2023

Telomere shortening—a sign of cellular aging—linked to signs of Alzheimer’s in brain scans

Posted by in categories: biotech/medical, genetics, life extension, neuroscience

Changes in the brain caused by Alzheimer’s disease are associated with shortening of the telomeres—the protective caps on the ends of chromosomes that shorten as cells age—according to a new study led by Anya Topiwala of Oxford Population Health, part of the University of Oxford, UK, published March 22 in the open-access journal PLOS ONE.

Telomeres on chromosomes protect DNA from degrading, but every time a cell divides, the telomeres lose some of their length. Short telomeres are a sign of stress and cellular aging, and are also associated with a higher risk of neurological and psychiatric disorders. Currently, little is known about the links between and changes that occur in the brains of people with neurological conditions. Understanding those relationships could offer insights into the biological mechanisms that cause neurodegenerative disorders.

In the new study, researchers compared telomere length in to results from brain MRIs and from more than 31,000 participants in the UK Biobank, a large-scale biomedical database and research resource containing anonymized genetic, lifestyle and from half a million UK participants.

Mar 22, 2023

Growing Neurons to Heal Brain Damage

Posted by in categories: chemistry, neuroscience

Watch as primordial neural cells dance across, grow into, and even move 3D scaffolds engineered to heal brain injury from stroke and other trauma. Decorating the scaffold with various nutrients and biochemical signals allow researchers to control what types of brain tissues they become.

Mar 22, 2023

Experts Warn: Brain-Computer Interfaces Will Usher In the Singularity

Posted by in categories: computing, neuroscience, singularity

A pair of philosophers sounded the alarm on the dystopian applications they see being ushered in by brain-computer interface (BCI) technology.

Mar 22, 2023

New ‘biohybrid’ implant will restore function in paralyzed limbs

Posted by in categories: biotech/medical, neuroscience

“This interface could revolutionize the way we interact with technology.”

Researchers from the University of Cambridge have created a new type of neural implant that could restore limb function in paralyzed limbs.

There have been former attempts at using neural implants to restore limb function, but these mostly failed. This is because scar tissue can envelop the electrodes over time, disrupting the connection between the device and the nerve.

Continue reading “New ‘biohybrid’ implant will restore function in paralyzed limbs” »

Mar 22, 2023

What if a brain was given technology?

Posted by in categories: computing, neuroscience

What if you could control a device, not with your hand, but with your mind? Physician and entrepreneur Tom Oxley talks about the implantable brain-computer interface that can change the way we think.

Mar 22, 2023

NDERF Home Page

Posted by in category: neuroscience

Near Death Experience Research Foundation the largest collection of Near Death Experiences (NDE) in over 23 Languages. With thousands of full-text near death experiences posted. Share your near death experience, research, spiritually transforming events, consciousness studies, extensive information and research.

Mar 22, 2023

Place cells: How your brain creates maps of abstract spaces

Posted by in categories: mapping, neuroscience, virtual reality

In this video, we will explore the positional system of the brain — hippocampal place cells. We will see how it relates to contextual memory and mapping of more abstract features.

OUTLINE:
00:00 Introduction.
00:53 Hippocampus.
1:27 Discovery of place cells.
2:56 3D navigation.
3:51 Role of place cells.
4:11 Virtual reality experiment.
7:47 Remapping.
11:17 Mapping of non-spatial dimension.
13:36 Conclusion.

Continue reading “Place cells: How your brain creates maps of abstract spaces” »

Mar 21, 2023

Immune signals that contribute to addiction vulnerability identified in the brain

Posted by in categories: biotech/medical, neuroscience

For individuals suffering from drug addiction, certain cues—whether it’s specific people, places or things—can trigger powerful cravings for repeated use.

A new University of Michigan study has identified signals, traditionally associated with inflammation, contributing to people’s vulnerability to . With repeated drug use with the same exposure to cues, some individuals develop an inability to control their drug use, even in the face of negative consequences.

The study is published in the journal eNeuro.

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